#pragma once

#include <iostream>
#include <functional>

class Task
{
    using func_t = std::function<int(int,int)>;
    // typedef std::function<int(int,int)> func_t;
public:
    Task()
    {

    }

    Task(int x, int y, func_t func)
    :_x(x)
    ,_y(y)
    ,_callback(func)
    {

    }

    int operator()()
    {
        int result = _callback(_x,_y);
        return result;
    }

private:
    int _x;
    int _y;
    func_t _callback;
};